42231401012 has 6 divisors (see below), whose sum is σ = 73904951778. Its totient is φ = 21115700504.

The previous prime is 42231400999. The next prime is 42231401027. The reversal of 42231401012 is 21010413224.

It can be written as a sum of positive squares in only one way, i.e., 41663341456 + 568059556 = 204116^2 + 23834^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5278925123 + ... + 5278925130.

It is an arithmetic number, because the mean of its divisors is an integer number (12317491963).

Almost surely, 2^42231401012 is an apocalyptic number.

It is an amenable number.

42231401012 is a deficient number, since it is larger than the sum of its proper divisors (31673550766).

42231401012 is a wasteful number, since it uses less digits than its factorization.

42231401012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10557850257 (or 10557850255 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 42231401012 its reverse (21010413224), we get a palindrome (63241814236).

The spelling of 42231401012 in words is "forty-two billion, two hundred thirty-one million, four hundred one thousand, twelve".